21160227

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{22111}}^1$

素因数の和:22154

約数の個数: 16

約数和(自身を含む): 31841280

約数和(自身を除く): 10681053

約数列:

[1, 3, 11, 29, 33, 87, 319, 957, 22111, 66333, 243221, 641219, 729663, 1923657, 7053409, 21160227]

約数ペア:

[(1, 21160227), (3, 7053409), (11, 1923657), (29, 729663), (33, 641219), (87, 243221), (319, 66333), (957, 22111)]